Safety glasses



FIG. 1 is a front perspective view of the ornamental design of the present invention;

FIG. 2 is a rear perspective of the design shown in FIG. 1;

FIG. 3 is a front elevation view of the design shown in FIG. 1;

FIG. 4 is right side elevation view of the design shown in FIG. 1, the left side being a mirror image thereof;

FIG. 5 is a top plan view of the design shown in FIG. 1;

FIG. 6 is a rear elevation view of the design shown in FIG. 1; and,

FIG. 7 is a bottom plan view of the design shown in FIG. 1. 

The ornamental design for safety glasses, as shown and described. 